[INFO] cloning repository https://github.com/lihongjie0209/qrcode-server-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lihongjie0209/qrcode-server-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flihongjie0209%2Fqrcode-server-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flihongjie0209%2Fqrcode-server-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a82773c447aee63d409e4e9d9a698ad5799fd173
[INFO] fixing lihongjie0209/qrcode-server-rs against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flihongjie0209%2Fqrcode-server-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/lihongjie0209/qrcode-server-rs
[INFO] finished tweaking git repo https://github.com/lihongjie0209/qrcode-server-rs
[INFO] tweaked toml for git repo https://github.com/lihongjie0209/qrcode-server-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lihongjie0209/qrcode-server-rs on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lihongjie0209/qrcode-server-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2873cc72f01498f2aff7462b9c51d2c825cbf3ca9358cc4e4dbae2f44b826df7
[INFO] running `Command { std: "docker" "start" "2873cc72f01498f2aff7462b9c51d2c825cbf3ca9358cc4e4dbae2f44b826df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2873cc72f01498f2aff7462b9c51d2c825cbf3ca9358cc4e4dbae2f44b826df7" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2873cc72f01498f2aff7462b9c51d2c825cbf3ca9358cc4e4dbae2f44b826df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2873cc72f01498f2aff7462b9c51d2c825cbf3ca9358cc4e4dbae2f44b826df7" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
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[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]      --> src/main.rs:367:29
[INFO] [stdout]       |
[INFO] [stdout]   367 |       while let Some(field) = multipart.next_field().await.map_err(|_| StatusCode::BAD_REQUEST)? {
[INFO] [stdout]       |                      -----    ----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       |                      |        |                      |
[INFO] [stdout]       |                      |        |                      this value will be stored in a temporary; let us call it `#9`
[INFO] [stdout]       |                      |        |                      up until Edition 2021 `#9` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]       |                      |        |                      this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]       |                      |        |                      `#1` will be dropped later as of Edition 2024
[INFO] [stdout]       |                      |        this value will be stored in a temporary; let us call it `#7`
[INFO] [stdout]       |                      |        up until Edition 2021 `#7` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]       |                      |        this value will be stored in a temporary; let us call it `#8`
[INFO] [stdout]       |                      |        up until Edition 2021 `#8` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]       |                      |        `__awaitee` calls a custom destructor
[INFO] [stdout]       |                      |        `__awaitee` will be dropped later as of Edition 2024
[INFO] [stdout]       |                      `field` calls a custom destructor
[INFO] [stdout]       |                      `field` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout]   371 |               let data = field.bytes().await.map_err(|_| StatusCode::BAD_REQUEST)?;
[INFO] [stdout]       |                   ----   ---------------------------------------------------------
[INFO] [stdout]       |                   |      |             |
[INFO] [stdout]       |                   |      |             this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]       |                   |      |             `#4` will be dropped later as of Edition 2024
[INFO] [stdout]       |                   |      this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]       |                   |      `#2` will be dropped later as of Edition 2024
[INFO] [stdout]       |                   |      this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]       |                   |      `#3` will be dropped later as of Edition 2024
[INFO] [stdout]       |                   `data` calls a custom destructor
[INFO] [stdout]       |                   `data` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout]   378 |               let mat = Mat::from_slice(&image_vec).map_err(|e| {
[INFO] [stdout]       |  _________________---___-
[INFO] [stdout]       | |                 |
[INFO] [stdout]       | |                 `mat` calls a custom destructor
[INFO] [stdout]       | |                 `mat` will be dropped later as of Edition 2024
[INFO] [stdout]   379 | |                 error!("Failed to create Mat from bytes: {}", e);
[INFO] [stdout]   380 | |                 StatusCode::BAD_REQUEST
[INFO] [stdout]   381 | |             })?;
[INFO] [stdout]       | |               -
[INFO] [stdout]       | |               |
[INFO] [stdout]       | |_______________this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]       |                 `#5` will be dropped later as of Edition 2024
[INFO] [stdout]   382 |               
[INFO] [stdout]   383 |               let image = opencv::imgcodecs::imdecode(&mat, IMREAD_COLOR).map_err(|e| {
[INFO] [stdout]       |  _________________-----___-
[INFO] [stdout]       |  _________________|_______|
[INFO] [stdout]       | |                 |
[INFO] [stdout]       | |                 `image` calls a custom destructor
[INFO] [stdout]       | |                 `image` will be dropped later as of Edition 2024
[INFO] [stdout]   384 | |                 error!("Failed to decode image: {}", e);
[INFO] [stdout]   385 | |                 StatusCode::BAD_REQUEST
[INFO] [stdout]   386 | |             })?;
[INFO] [stdout]       | |               -
[INFO] [stdout]       | |_______________|
[INFO] [stdout]       | |_______________this value will be stored in a temporary; let us call it `#6`
[INFO] [stdout]       |                 `#6` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout]   414 | |             let mut detector = pool.pull(|| {
[INFO] [stdout]       | |                 ------------
[INFO] [stdout]       | |                 |
[INFO] [stdout]       | |                 `detector` calls a custom destructor
[INFO] [stdout]       | |                 `detector` will be dropped later as of Edition 2024
[INFO] [stdout] ...     |
[INFO] [stdout]   455 | |     }
[INFO] [stdout]       | |     - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]       |
[INFO] [stdout] note: `#7` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `#7` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#7` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes_mut.rs:1123:1
[INFO] [stdout]       |
[INFO] [stdout]  1123 | impl Drop for BytesMut {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#8` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `#8` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#8` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes_mut.rs:1123:1
[INFO] [stdout]       |
[INFO] [stdout]  1123 | impl Drop for BytesMut {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes_mut.rs:1123:1
[INFO] [stdout]       |
[INFO] [stdout]  1123 | impl Drop for BytesMut {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `field` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `field` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `field` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes_mut.rs:1123:1
[INFO] [stdout]       |
[INFO] [stdout]  1123 | impl Drop for BytesMut {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `data` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `#4` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#4` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `mat` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/opencv-a95792f1ca1e89e2/out/opencv/core.rs:19211:2
[INFO] [stdout]       |
[INFO] [stdout] 19211 |     impl Drop for Mat {
[INFO] [stdout]       |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#5` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/opencv-a95792f1ca1e89e2/out/opencv/core.rs:19211:2
[INFO] [stdout]       |
[INFO] [stdout] 19211 |     impl Drop for Mat {
[INFO] [stdout]       |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `image` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/opencv-a95792f1ca1e89e2/out/opencv/core.rs:19211:2
[INFO] [stdout]       |
[INFO] [stdout] 19211 |     impl Drop for Mat {
[INFO] [stdout]       |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#6` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/opencv-a95792f1ca1e89e2/out/opencv/core.rs:19211:2
[INFO] [stdout]       |
[INFO] [stdout] 19211 |     impl Drop for Mat {
[INFO] [stdout]       |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `detector` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-pool-0.5.4/src/lib.rs:154:1
[INFO] [stdout]       |
[INFO] [stdout]   154 | impl<'a, T> Drop for Reusable<'a, T> {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]       = warning: this changes meaning in Rust 2024
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]       = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/main.rs:583:27
[INFO] [stdout]     |
[INFO] [stdout] 583 |     while let Some(msg) = receiver.next().await {
[INFO] [stdout]     |                    ---    ^^^^^^^^^^^^^^^^-----
[INFO] [stdout]     |                    |      |               |
[INFO] [stdout]     |                    |      |               this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                    |      |               `#1` will be dropped later as of Edition 2024
[INFO] [stdout]     |                    |      this value will be stored in a temporary; let us call it `#11`
[INFO] [stdout]     |                    |      up until Edition 2021 `#11` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]     |                    `msg` calls a custom destructor
[INFO] [stdout]     |                    `msg` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 591 |                         let response = handle_websocket_request(request).await;
[INFO] [stdout]     |                                        ---------------------------------------
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `__awaitee` calls a custom destructor
[INFO] [stdout]     |                                        `__awaitee` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 594 |                             if sender.send(Message::Text(response_json)).await.is_err() {
[INFO] [stdout]     |                                -----------------------------------------------
[INFO] [stdout]     |                                |                                         |
[INFO] [stdout]     |                                |                                         this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                |                                         `#3` will be dropped later as of Edition 2024
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                                `#2` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 619 |                             if sender.send(Message::Text(error_json)).await.is_err() {
[INFO] [stdout]     |                                --------------------------------------------
[INFO] [stdout]     |                                |                                      |
[INFO] [stdout]     |                                |                                      this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                                |                                      `#5` will be dropped later as of Edition 2024
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                                `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 630 |                 let response = handle_websocket_binary_request(data).await;
[INFO] [stdout]     |                                -------------------------------------------
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#6`
[INFO] [stdout]     |                                `#6` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 633 |                     if sender.send(Message::Text(response_json)).await.is_err() {
[INFO] [stdout]     |                        -----------------------------------------------
[INFO] [stdout]     |                        |                                         |
[INFO] [stdout]     |                        |                                         this value will be stored in a temporary; let us call it `#8`
[INFO] [stdout]     |                        |                                         `#8` will be dropped later as of Edition 2024
[INFO] [stdout]     |                        this value will be stored in a temporary; let us call it `#7`
[INFO] [stdout]     |                        `#7` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 645 |                 if sender.send(Message::Pong(data)).await.is_err() {
[INFO] [stdout]     |                    --------------------------------------
[INFO] [stdout]     |                    |                                |
[INFO] [stdout]     |                    |                                this value will be stored in a temporary; let us call it `#10`
[INFO] [stdout]     |                    |                                `#10` will be dropped later as of Edition 2024
[INFO] [stdout]     |                    this value will be stored in a temporary; let us call it `#9`
[INFO] [stdout]     |                    `#9` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 652 |             Err(e) => {
[INFO] [stdout]     |                 -
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `e` calls a custom destructor
[INFO] [stdout]     |                 `e` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 657 |     }
[INFO] [stdout]     |     - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#11` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `msg` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#2` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#3` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#4` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#5` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#7` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#8` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#9` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#10` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `e` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/main.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         POOL.as_ref().unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `--force-warn static-mut-refs` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout] 252 - static mut POOL: Option<DetectorPool> = None;
[INFO] [stdout] 252 + static POOL: Option<DetectorPool> = None;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]      --> src/main.rs:367:29
[INFO] [stdout]       |
[INFO] [stdout]   367 |       while let Some(field) = multipart.next_field().await.map_err(|_| StatusCode::BAD_REQUEST)? {
[INFO] [stdout]       |                      -----    ----------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       |                      |        |                      |
[INFO] [stdout]       |                      |        |                      this value will be stored in a temporary; let us call it `#9`
[INFO] [stdout]       |                      |        |                      up until Edition 2021 `#9` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]       |                      |        |                      this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]       |                      |        |                      `#1` will be dropped later as of Edition 2024
[INFO] [stdout]       |                      |        this value will be stored in a temporary; let us call it `#7`
[INFO] [stdout]       |                      |        up until Edition 2021 `#7` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]       |                      |        this value will be stored in a temporary; let us call it `#8`
[INFO] [stdout]       |                      |        up until Edition 2021 `#8` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]       |                      |        `__awaitee` calls a custom destructor
[INFO] [stdout]       |                      |        `__awaitee` will be dropped later as of Edition 2024
[INFO] [stdout]       |                      `field` calls a custom destructor
[INFO] [stdout]       |                      `field` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout]   371 |               let data = field.bytes().await.map_err(|_| StatusCode::BAD_REQUEST)?;
[INFO] [stdout]       |                   ----   ---------------------------------------------------------
[INFO] [stdout]       |                   |      |             |
[INFO] [stdout]       |                   |      |             this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]       |                   |      |             `#4` will be dropped later as of Edition 2024
[INFO] [stdout]       |                   |      this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]       |                   |      `#2` will be dropped later as of Edition 2024
[INFO] [stdout]       |                   |      this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]       |                   |      `#3` will be dropped later as of Edition 2024
[INFO] [stdout]       |                   `data` calls a custom destructor
[INFO] [stdout]       |                   `data` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout]   378 |               let mat = Mat::from_slice(&image_vec).map_err(|e| {
[INFO] [stdout]       |  _________________---___-
[INFO] [stdout]       | |                 |
[INFO] [stdout]       | |                 `mat` calls a custom destructor
[INFO] [stdout]       | |                 `mat` will be dropped later as of Edition 2024
[INFO] [stdout]   379 | |                 error!("Failed to create Mat from bytes: {}", e);
[INFO] [stdout]   380 | |                 StatusCode::BAD_REQUEST
[INFO] [stdout]   381 | |             })?;
[INFO] [stdout]       | |               -
[INFO] [stdout]       | |               |
[INFO] [stdout]       | |_______________this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]       |                 `#5` will be dropped later as of Edition 2024
[INFO] [stdout]   382 |               
[INFO] [stdout]   383 |               let image = opencv::imgcodecs::imdecode(&mat, IMREAD_COLOR).map_err(|e| {
[INFO] [stdout]       |  _________________-----___-
[INFO] [stdout]       |  _________________|_______|
[INFO] [stdout]       | |                 |
[INFO] [stdout]       | |                 `image` calls a custom destructor
[INFO] [stdout]       | |                 `image` will be dropped later as of Edition 2024
[INFO] [stdout]   384 | |                 error!("Failed to decode image: {}", e);
[INFO] [stdout]   385 | |                 StatusCode::BAD_REQUEST
[INFO] [stdout]   386 | |             })?;
[INFO] [stdout]       | |               -
[INFO] [stdout]       | |_______________|
[INFO] [stdout]       | |_______________this value will be stored in a temporary; let us call it `#6`
[INFO] [stdout]       |                 `#6` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout]   414 | |             let mut detector = pool.pull(|| {
[INFO] [stdout]       | |                 ------------
[INFO] [stdout]       | |                 |
[INFO] [stdout]       | |                 `detector` calls a custom destructor
[INFO] [stdout]       | |                 `detector` will be dropped later as of Edition 2024
[INFO] [stdout] ...     |
[INFO] [stdout]   455 | |     }
[INFO] [stdout]       | |     - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]       |
[INFO] [stdout] note: `#7` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `#7` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#7` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes_mut.rs:1123:1
[INFO] [stdout]       |
[INFO] [stdout]  1123 | impl Drop for BytesMut {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#8` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `#8` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#8` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes_mut.rs:1123:1
[INFO] [stdout]       |
[INFO] [stdout]  1123 | impl Drop for BytesMut {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#1` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes_mut.rs:1123:1
[INFO] [stdout]       |
[INFO] [stdout]  1123 | impl Drop for BytesMut {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `field` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `field` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `field` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes_mut.rs:1123:1
[INFO] [stdout]       |
[INFO] [stdout]  1123 | impl Drop for BytesMut {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `data` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#2` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: `#4` may invoke a custom destructor because it contains a trait object
[INFO] [stdout] note: `#4` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.10.1/src/bytes.rs:684:1
[INFO] [stdout]       |
[INFO] [stdout]   684 | impl Drop for Bytes {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `mat` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/opencv-a95792f1ca1e89e2/out/opencv/core.rs:19211:2
[INFO] [stdout]       |
[INFO] [stdout] 19211 |     impl Drop for Mat {
[INFO] [stdout]       |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#5` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/opencv-a95792f1ca1e89e2/out/opencv/core.rs:19211:2
[INFO] [stdout]       |
[INFO] [stdout] 19211 |     impl Drop for Mat {
[INFO] [stdout]       |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `image` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/opencv-a95792f1ca1e89e2/out/opencv/core.rs:19211:2
[INFO] [stdout]       |
[INFO] [stdout] 19211 |     impl Drop for Mat {
[INFO] [stdout]       |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `#6` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/opencv-a95792f1ca1e89e2/out/opencv/core.rs:19211:2
[INFO] [stdout]       |
[INFO] [stdout] 19211 |     impl Drop for Mat {
[INFO] [stdout]       |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `detector` invokes this custom destructor
[INFO] [stdout]      --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-pool-0.5.4/src/lib.rs:154:1
[INFO] [stdout]       |
[INFO] [stdout]   154 | impl<'a, T> Drop for Reusable<'a, T> {
[INFO] [stdout]       | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]       = warning: this changes meaning in Rust 2024
[INFO] [stdout]       = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]       = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> src/main.rs:583:27
[INFO] [stdout]     |
[INFO] [stdout] 583 |     while let Some(msg) = receiver.next().await {
[INFO] [stdout]     |                    ---    ^^^^^^^^^^^^^^^^-----
[INFO] [stdout]     |                    |      |               |
[INFO] [stdout]     |                    |      |               this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                    |      |               `#1` will be dropped later as of Edition 2024
[INFO] [stdout]     |                    |      this value will be stored in a temporary; let us call it `#11`
[INFO] [stdout]     |                    |      up until Edition 2021 `#11` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]     |                    `msg` calls a custom destructor
[INFO] [stdout]     |                    `msg` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 591 |                         let response = handle_websocket_request(request).await;
[INFO] [stdout]     |                                        ---------------------------------------
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        `__awaitee` calls a custom destructor
[INFO] [stdout]     |                                        `__awaitee` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 594 |                             if sender.send(Message::Text(response_json)).await.is_err() {
[INFO] [stdout]     |                                -----------------------------------------------
[INFO] [stdout]     |                                |                                         |
[INFO] [stdout]     |                                |                                         this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                |                                         `#3` will be dropped later as of Edition 2024
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                                `#2` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 619 |                             if sender.send(Message::Text(error_json)).await.is_err() {
[INFO] [stdout]     |                                --------------------------------------------
[INFO] [stdout]     |                                |                                      |
[INFO] [stdout]     |                                |                                      this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                                |                                      `#5` will be dropped later as of Edition 2024
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                                `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 630 |                 let response = handle_websocket_binary_request(data).await;
[INFO] [stdout]     |                                -------------------------------------------
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#6`
[INFO] [stdout]     |                                `#6` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 633 |                     if sender.send(Message::Text(response_json)).await.is_err() {
[INFO] [stdout]     |                        -----------------------------------------------
[INFO] [stdout]     |                        |                                         |
[INFO] [stdout]     |                        |                                         this value will be stored in a temporary; let us call it `#8`
[INFO] [stdout]     |                        |                                         `#8` will be dropped later as of Edition 2024
[INFO] [stdout]     |                        this value will be stored in a temporary; let us call it `#7`
[INFO] [stdout]     |                        `#7` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 645 |                 if sender.send(Message::Pong(data)).await.is_err() {
[INFO] [stdout]     |                    --------------------------------------
[INFO] [stdout]     |                    |                                |
[INFO] [stdout]     |                    |                                this value will be stored in a temporary; let us call it `#10`
[INFO] [stdout]     |                    |                                `#10` will be dropped later as of Edition 2024
[INFO] [stdout]     |                    this value will be stored in a temporary; let us call it `#9`
[INFO] [stdout]     |                    `#9` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 652 |             Err(e) => {
[INFO] [stdout]     |                 -
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 `e` calls a custom destructor
[INFO] [stdout]     |                 `e` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 657 |     }
[INFO] [stdout]     |     - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#11` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#1` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `msg` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#2` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#3` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#4` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#5` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#7` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#8` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#9` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `#10` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: `e` may invoke a custom destructor because it contains a trait object
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/main.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         POOL.as_ref().unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `--force-warn static-mut-refs` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout] 252 - static mut POOL: Option<DetectorPool> = None;
[INFO] [stdout] 252 + static POOL: Option<DetectorPool> = None;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] crater-edition-check: qrcode-server-rs v0.1.6 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]    Compiling qrcode-server-rs v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `QRCodeInfo` is never constructed
[INFO] [stdout]   --> src/main.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct QRCodeInfo {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]   --> src/main.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Position {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_static_files` is never used
[INFO] [stdout]    --> src/main.rs:358:10
[INFO] [stdout]     |
[INFO] [stdout] 358 | async fn serve_static_files() -> Result<Response, StatusCode> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a shared reference to mutable static
[INFO] [stdout]    --> src/main.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         POOL.as_ref().unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[deny(static_mut_refs)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout] 252 - static mut POOL: Option<DetectorPool> = None;
[INFO] [stdout] 252 + static POOL: Option<DetectorPool> = None;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qrcode-server-rs` (bin "qrcode-server-rs" test) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `QRCodeInfo` is never constructed
[INFO] [stdout]   --> src/main.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | struct QRCodeInfo {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]   --> src/main.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | struct Position {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `serve_static_files` is never used
[INFO] [stdout]    --> src/main.rs:358:10
[INFO] [stdout]     |
[INFO] [stdout] 358 | async fn serve_static_files() -> Result<Response, StatusCode> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a shared reference to mutable static
[INFO] [stdout]    --> src/main.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         POOL.as_ref().unwrap()
[INFO] [stdout]     |         ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[deny(static_mut_refs)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout] 252 - static mut POOL: Option<DetectorPool> = None;
[INFO] [stdout] 252 + static POOL: Option<DetectorPool> = None;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qrcode-server-rs` (bin "qrcode-server-rs") due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2873cc72f01498f2aff7462b9c51d2c825cbf3ca9358cc4e4dbae2f44b826df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2873cc72f01498f2aff7462b9c51d2c825cbf3ca9358cc4e4dbae2f44b826df7", kill_on_drop: false }`
[INFO] [stdout] 2873cc72f01498f2aff7462b9c51d2c825cbf3ca9358cc4e4dbae2f44b826df7
